<?php

namespace App\Http\Controllers\BookControllerHelper;

use App\Concession;
use App\Event;
use App\Library\FormatSeatWithNumbering;
use App\Paymentmethod;
use App\Traits\EventTrait;
use App\User;
use Illuminate\Support\Facades\Auth;
use Illuminate\Support\Facades\DB;

class ShowBookController {
    use EventTrait;

    public function show($id){
        $splitted = explode("-", $id);
        $event = Event::find($splitted[0]);

        $seat = $event->seat()->get()[$splitted[1]];
        $now = new \DateTime();
        $timeDisableReservation = \DateTime::createFromFormat('Y-m-d H:i:s', date("Y-m-d H:i:s", strtotime('+2 hours', $now->getTimestamp()))); // just hours before the event (+2 bc of time zone diff)
        $eventDate = \DateTime::createFromFormat('Y-m-d H:i:s', $event->end_date . " " . $event->starttime);

        if (!(($timeDisableReservation->getTimestamp() < $eventDate->getTimestamp()) || (Auth::check() && Auth::user()->isAdmin()))){
            \Session::flash('flash_error', 'Der Kartenverkauf für das '.$event->title.' ist bereits beendet.');
            return redirect('/home');
        }

        $reservationType = $event->reservation()->first()->name; //e.g. "Ohne Sitzplatz", ...

        if ($reservationType == "Mit Platzwahl") {
            return ($this->showSeat($event, $seat));
        } else if ($reservationType == "Mit Tischwahl") {
            return ($this->showTable($event, $seat));
        } else if ($reservationType == "Ohne Platzwahl") {
            return ($this->showNoSeat($event, $seat));
        } else {
            return ($this->showNoReservation($event, $seat));
        }
    }

    private function showSeat($event, $seat)
    {
        $seatMap = null;

        $seatMap = $this->calcSeatMap($seat);
        $alreadyBooked = $seat->singleSeats()->get()->where('booked', '1');
        $seatMap = $this->removeBookedOnes($seatMap, $alreadyBooked);
        $maxX = $seat->singleSeats()->max('x');
        $maxY = $seat->singleSeats()->max('y');
        $concessions = $event->concessions()->get();

        $paymentmethods = $this->getPaymentmethods($event);
        $users = array();
        if (Auth::check() && Auth::user()->isAdmin()) {
            $users = User::all();
            $concessions = Concession::where('deleted', 0);
        }

        $users_identifier = User::select('id', DB::raw("concat(lastname, ' ', firstname, ' (',email,', ',street,', ',location,')') as identifier"));


        return view('book.viewSeat', compact('event', 'seatMap', 'maxX', 'maxY', 'concessions', 'paymentmethods', 'seat', 'users', 'users_identifier'));
    }

    public function printSeatMap($id){
        $event=Event::find($id);
        $seat = $event->seat()->get()[0];

        $seatMap = null;

        $seatMap = $this->calcSeatMap($seat);
        $alreadyBooked = $seat->singleSeats()->get()->where('booked', '1');
        $seatMap = $this->removeBookedOnes($seatMap, $alreadyBooked);
        $maxX = $seat->singleSeats()->max('x');
        $maxY = $seat->singleSeats()->max('y');

        $seatName = [];
        for($i = 1; $i<=$maxX; $i++){
            for($j = 1; $j<=$maxY; $j++){
                $simpleSeatPlace = new FormatSeatWithNumbering($i, $j);
                $seatName[$i][$j] = $simpleSeatPlace->getText();
            }
        }

        return view('admin.events.seatmap', compact('event', 'seatMap', 'maxX', 'maxY', 'seat', 'seatName'));
    }

    public function printSeatMapNew($id){
        $event=Event::find($id);
        $sql = "select order1.id FROM orders AS order1 WHERE ( SELECT ( SELECT (SELECT(SELECT id FROM events WHERE id=s1.event_id limit 1) FROM seats AS s1 WHERE id=ss1.seat_id limit 1) FROM single_seats AS ss1 WHERE id=ssu1.single_seat_id limit 1) FROM   single_seat_user AS ssu1 WHERE  order_id=order1.id limit 1) LIKE '%".$event->id."%' ";
        /*dd($sql);
        $data = DB::select(
            DB::raw($sql) );*/
       $data = DB::select(DB::raw($sql));
        return view('admin.events.seatmapnew', compact("data"));
    }

    private function showTable($event, $seat)
    {
        $seatMap = null;

        $seatMap = $this->calcSeatMap($seat);
        $alreadyBooked = $seat->singleSeats()->get()->where('booked', '1');
        $seatMap = $this->removeBookedOnes($seatMap, $alreadyBooked);
        $maxX = $seat->singleSeats()->max('x');
        $maxY = $seat->singleSeats()->max('y');

        if(strtotime('2019-05-31') >= strtotime('now')){
            $concessions = Concession::where('name', 'Frühbucherrabatt')->get();
        }else{
            $concessions = $event->concessions()->get();
        }

        $paymentmethods = $this->getPaymentmethods($event);
        $users = array();
        if (Auth::check() && Auth::user()->isAdmin()) {
            $users = User::all();
            $concessions = Concession::where('deleted', 0);
        }

        $users_identifier = User::select('id', DB::raw("concat(lastname, ' ', firstname, ' (',email,', ',street,', ',location,')') as identifier"));

        return view('book.viewTable', compact('event', 'seatMap', 'maxX', 'maxY', 'concessions', 'paymentmethods', 'seat', 'users', 'users_identifier'));
    }

    private function showNoSeat($event, $seat)
    {
        $concessions = $event->concessions()->get();
        if (Auth::check() && Auth::user()->isAdmin()) {
            $concessions = Concession::where('deleted', 0);
        }
        $maxSeats = sizeof($event->seat()->first()->singleSeats()->get());
        $availableSeats = $this->getAvailableSeats($event);
        $paymentmethods = $this->getPaymentmethods($event);
        $users_identifier = User::select('id', DB::raw("concat(lastname, ' ', firstname, ' (',email,', ',street,', ',location,')') as identifier"));


        return view('book.viewNoSeat', compact('event', 'concessions', 'maxSeats', 'availableSeats', 'paymentmethods', 'seat', 'users_identifier'));
    }

    private function showNoReservation($event, $seat)
    {
        return view('book.viewNoReservation');
    }


    private function removeBookedOnes($seatMap, $alreadyBooked)
    {
        foreach ($alreadyBooked as $ab) {
          if($ab->x != 0)
            $seatMap = $this->removeSeatFromMap($seatMap, $ab);
        }
        return $seatMap;
    }

    private function getPaymentmethods($event)
    {
        $paymentmethods = Paymentmethod::where('name', '!=', 'Kulturkarte')->get();
        if ($event->payableWithCultureCard) {
            $paymentmethods = Paymentmethod::all();
        }
        return $paymentmethods;
    }

    private function getAvailableSeats($event){
        return sizeof($event->seat()->first()->singleSeats()->where('booked', '0')->get());
    }

    private function removeSeatFromMap($seatMap, $seat)
    {
      $x = $seat->x;
      $y = $seat->y;

      $linelength = strpos($seatMap, "\n");
      $seatMap[($x - 1) * ($linelength + 1) + $y - 1] = 'z';
      return ($seatMap);
    }
}